for a substance within a domain, vector quantity equal to the volume integral of the magnetic polarization NOTE - The magnetic dipole moment is related to the magnetic area moment m the expression j = µo m where µo is the magnetic constant.a vector quantity given by the volume integral of the magnetic polarization NOTE - The magnetic dipole moment is related to the magnetic area moment m by the expression j =µo m where m is defined in Chapter 121 and µo is the magnetic constant.
[n] - (physics) a current loop gives rise to a magnetic field characteristic of a magnetic dipole
noun (physics) a current loop gives rise to a magnetic field characteristic of a magnetic dipole; `An orbiting electron in an atom will have a magnetic dipole moment`